Roe, C. A., Sonnex, C. and Roxburgh, E. C. (2012) Two meta-analyses of distant healing studies. In: Abstracts of Presented Papers: Parapsychological Association 55th Annual Convention, Durham, North Carolina. Durham, North Carolina, USA: Parapsychological Association. pp. 25-26.
Sonnex, C., Roe, C. A. and Roxburgh, E. C. (2015) Noncontact healing: what does the research tell us? Poster presented to: Complimentary and Alternative Medicine Strategic Direction and Development (CAMSTRAND) 2015 Conference, London, UK, 09-10 June 2015. (Unpublished)